Co-op & Multiplayer Games

Carry fragile valuables together while hiding from monsters in 1–6 player physics co-op.

Coordinate between ship monitor duty and facility scavengers in 4-player proximity-voice horror.

Further and deeper together. Even mining rock is all about the crew.

Chaotically busy, yet weirdly addictive with friends.

Shoot chaotic horror clips with friends and laugh over the actual video file together.

The Past Within is the new co-op experience from Rusty Lake! Play together with someone you deem trustworthy: one in The Past, the other in The Future. Observe and communicate what you see around you. Solve the puzzles and uncover Albert Vanderboom’s plan.

Pilgor's baaack! Gather your herd and venture forth into Goat Simulator 3; an all-new (at least on Steam), totally realistic, sandbox farmyard experience. Invite up to three friends in local or online co-op, create carnage as a team, or compete in mini-games and then not be friends anymore.

Three Heroes make their way through dangers untold in a fairytale world of great castles and strange machinery, featuring physics-based puzzles, beautiful sights and online and local co-op.

DYO is a mind-bending cooperative platformer for one or two players where you can hop between two halves of a split screen.

Flock Around is a multiplayer bird watching game. Explore a nature sanctuary with friends, snap pictures of birds, and fill out the guide book!

KILL IT WITH FIRE! 2 is the ultimate co-op spider-hunting experience! Either solo or as a team of Exterminators, unleash an arsenal of crazy weapons, wreak havoc, and complete dozens of challenges across seven dimensions under spider siege.

Doll Impostor is a horror game where 1-4 players take on the role of guardians of possessed dolls. Work together to identify the impostor doll before 9 a.m, or face dire consequences. Every hour counts in this tense, fear-filled race against time.

It's exactly what it sounds like, but now with 100% more multiplayer. You are the tree and so is everyone else! You are equaled by no other, except maybe the forest... Relax and be the best tree you can be.

"Parking Together!" is a chaotic co-op "parking" game! Navigate non-stop hazards to deliver a car to the goal that explodes instantly on impact... Work with your partner to overcome obstacles, clear stages, and conquer the Time Attack!

A casual airline management game set on Earth and Mars. Supports singleplayer and Steam co-op.

A precision co-op platformer where the only obstacle is falling. Bring a friend along and work together as you face the brutal challenges that await you both on this climb! Can you both make it Two the Top?

Play solo or with up to 16 friends in a chaotic grocery store showdown! Manage, grow, and compete against rival stores in a fun, lighthearted battle of wits and strategy. Who will be the ultimate grocery tycoon? Sabotage, upgrade, and outwit your friends in this unpredictable simulator!

Your desktop deserves a duck. It lives on your screen, perches on your windows, and reacts to you. Earn hats together, then trade, sell, or show them off.

The ultimate high-tech rubber duck simulation, Placid Plastic Duck brings you dangerous levels of relaxation. With chill music, dreamy 3D graphics, and many different happy ducks, your only priority is to float around. Zero Ducks given.

Two Cubes is an Online Co-Op platformer where players can only touch their colour! The game requires 2 players who own the game to play!

A game about writing nice letters to real people. Write and receive encouraging letters in a cozy room. Trade stickers and listen to chill music. We're all in this together. Sometimes all you need are a few kind words.

Join up to three friends in this mouse-sized adventure! Explore, gather resources, solve puzzles, and battle enemies as you try to bring your kidnapped brothers and sisters home.

Become a master strategist in this physics-based Real-Time Tactics game! Command minifig-inspired armies and customize strategies with hand-drawn formations. Conquer unique campaigns for all five armies and unleash massive battles in both single-player and multiplayer modes. Victory awaits!

A game about organizing, stacking and remembering where you put hundreds of books in a cozy-creepy medieval library. Play solo or with up to three fellow monks.

It's exactly what it sounds like! Have you ever wanted to be a tree? Do you like odd numbers? How about multiplayer, weather, seasons and more!? Well then this is the game for you! Come on down to a place where you will never want to leaf. Relax and be the best tree you can be. 1-250 players.

A recovered copy of a lost game from the late 1990s about a Beaver named Bucky and his friends trying to escape from an island they crashed upon.

“BRELOK - The Mice’s Escape -” is a cooperative escape game exclusively for two players. Play together with your family, friends, or your significant other.

Flock is a multiplayer co-op game about the joy of flight and collecting adorable flying creatures with your friends. Soar through beautiful landscapes, seeking out rare and elusive creatures to add to your flock.

Unwind in a relaxing first-person Tidy Up game where you'll sort and arrange 5,648 treasures in a papercraft world. Level up, unlock new skills, and tally every coin. Play solo or tidy up together with friends. Supports up to 32 players in online co-op.

In a game where you can't stop moving, every step is progress. But whether that progress is forward or backward, that is up to you...

A new kind of squishy fighting game! Exciting four-player matches, great online brawls! When everyone gets together, Let's Goonya!

Squad-based action co-op featuring distinct loadout synergies and mission-based combat built for 1–2 hour squad sessions.